| 1 | /* linux/arch/arm/mach-exynos4/include/mach/pm-core.h |
| 2 | * |
| 3 | * Copyright (c) 2011 Samsung Electronics Co., Ltd. |
| 4 | * http://www.samsung.com |
| 5 | * |
| 6 | * Based on arch/arm/mach-s3c2410/include/mach/pm-core.h, |
| 7 | * Copyright 2008 Simtec Electronics |
| 8 | * Ben Dooks <ben@simtec.co.uk> |
| 9 | * http://armlinux.simtec.co.uk/ |
| 10 | * |
| 11 | * EXYNOS4210 - PM core support for arch/arm/plat-s5p/pm.c |
| 12 | * |
| 13 | * This program is free software; you can redistribute it and/or modify |
| 14 | * it under the terms of the GNU General Public License version 2 as |
| 15 | * published by the Free Software Foundation. |
| 16 | */ |
| 17 | |
| 18 | #ifndef __ASM_ARCH_PM_CORE_H |
| 19 | #define __ASM_ARCH_PM_CORE_H __FILE__ |
| 20 | |
| 21 | #include <linux/of.h> |
| 22 | #include <mach/regs-pmu.h> |
| 23 | |
| 24 | #ifdef CONFIG_PINCTRL_EXYNOS |
| 25 | extern u32 exynos_get_eint_wake_mask(void); |
| 26 | #else |
| 27 | static inline u32 exynos_get_eint_wake_mask(void) { return 0xffffffff; } |
| 28 | #endif |
| 29 | |
| 30 | static inline void s3c_pm_debug_init_uart(void) |
| 31 | { |
| 32 | /* nothing here yet */ |
| 33 | } |
| 34 | |
| 35 | static inline void s3c_pm_arch_prepare_irqs(void) |
| 36 | { |
| 37 | u32 eintmask = s3c_irqwake_eintmask; |
| 38 | |
| 39 | if (of_have_populated_dt()) |
| 40 | eintmask = exynos_get_eint_wake_mask(); |
| 41 | |
| 42 | __raw_writel(eintmask, S5P_EINT_WAKEUP_MASK); |
| 43 | __raw_writel(s3c_irqwake_intmask & ~(1 << 31), S5P_WAKEUP_MASK); |
| 44 | } |
| 45 | |
| 46 | static inline void s3c_pm_arch_stop_clocks(void) |
| 47 | { |
| 48 | /* nothing here yet */ |
| 49 | } |
| 50 | |
| 51 | static inline void s3c_pm_arch_show_resume_irqs(void) |
| 52 | { |
| 53 | /* nothing here yet */ |
| 54 | } |
| 55 | |
| 56 | static inline void s3c_pm_arch_update_uart(void __iomem *regs, |
| 57 | struct pm_uart_save *save) |
| 58 | { |
| 59 | /* nothing here yet */ |
| 60 | } |
| 61 | |
| 62 | static inline void s3c_pm_restored_gpios(void) |
| 63 | { |
| 64 | /* nothing here yet */ |
| 65 | } |
| 66 | |
| 67 | static inline void samsung_pm_saved_gpios(void) |
| 68 | { |
| 69 | /* nothing here yet */ |
| 70 | } |
| 71 | |
| 72 | #endif /* __ASM_ARCH_PM_CORE_H */ |